3897Chemical EngineeringMedium
The falling rate period in the drying of a solid is characterised by________?
ADecreasing temperatures
BNone of these
CIncreasing temperatures both on the surface and within the solid
DIncrease in rate of drying
Correct answer
C. Increasing temperatures both on the surface and within the solid
Explanation
The correct answer is Increasing temperatures both on the surface and within the solid.